Finding the Fourth Proportional to 1,462,362,476.14, 2,018,060,217.28 and 835,844,356.19
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Solution
The fourth proportional to 1,462,362,476.14, 2,018,060,217.28 and 835,844,356.19 is: 1,153,465,211.66
Step by Step Solution
- Step 1: Write the proportion equation
1,462,362,476.14 : 2,018,060,217.28 = 835,844,356.19 : x - Step 2: Convert to fraction form
1,462,362,476.14/2,018,060,217.28 = 835,844,356.19/x - Step 3: Cross multiply
1,462,362,476.14x = 2,018,060,217.28 × 835,844,356.19 - Step 4: Simplify right side
1,462,362,476.14x = 1,686,784,243,063,755,264 - Step 5: Solve for x
x = 1,686,784,243,063,755,264/1,462,362,476.14 - Step 6: Final answer
x = 1,153,465,211.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.